<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="UTF-8" />
        <meta http-equiv="X-UA-Compatible" content="IE=edge" />
        <meta name="viewport" content="width=device-width, initial-scale=1.0" />
        <title>Document</title>
    </head>
    <body>
        <div id="app">
            <p>姓名: <input type="text" v-model="name" /></p>
            <p>部门: <input type="text" v-model="depart" :disabled="isDisabled" /></p>
            <p>岗位: <input type="text" v-model="post" :disabled="isDisabled" /></p>
        </div>
        <script src="../vue.js"></script>
        <script>
            new Vue({
                el: '#app',
                data() {
                    return {
                        name: '',
                        depart: '',
                        post: '',
                        isDisabled: true,
                    };
                },
                watch: {
                    name: function (newName, oldName) {
                        if (newName) {
                            setTimeout(() => {
                                this.depart = '技术部';
                                this.post = 'WEB前端高级开发工程师';
                                this.isDisabled = false;
                            }, 2000);
                        } else {
                            setTimeout(() => {
                                this.depart = this.post = '';
                                this.isDisabled = true;
                            }, 2000);
                        }
                        console.log(newName, '===newName===');
                        console.log(oldName, '===oldName===');
                    },
                },
            });
        </script>
    </body>
</html>
